Move Aura to UI subdir.

BUG=none
TEST=none
TBR=sky
Review URL: http://codereview.chromium.org/7886042

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@101156 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 53 insertions, 0 deletions

diff --git a/ui/aura/window_delegate.h b/ui/aura/window_delegate.h
new file mode 100644
index 0000000..b7b02e0
--- /dev/null
+++ b/ui/aura/window_delegate.h
@@ -0,0 +1,53 @@
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef UI_AURA_WINDOW_DELEGATE_H_
+#define UI_AURA_WINDOW_DELEGATE_H_
+#pragma once
+
+namespace gfx {
+class Canvas;
+class Point;
+}
+
+namespace aura {
+
+class KeyEvent;
+class MouseEvent;
+
+// Delegate interface for aura::Window.
+class WindowDelegate {
+ public:
+  // Sent to the Window's delegate when the Window gains or loses focus.
+  virtual void OnFocus() = 0;
+  virtual void OnBlur() = 0;
+
+  virtual bool OnKeyEvent(KeyEvent* event) = 0;
+
+  // Returns the non-client component (see hit_test.h) containing |point|, in
+  // window coordinates.
+  virtual int GetNonClientComponent(const gfx::Point& point) const = 0;
+
+  virtual bool OnMouseEvent(MouseEvent* event) = 0;
+
+  // Asks the delegate to paint window contents into the supplied canvas.
+  virtual void OnPaint(gfx::Canvas* canvas) = 0;
+
+  // Called from Window's destructor before OnWindowDestroyed and before the
+  // children have been destroyed.
+  virtual void OnWindowDestroying() = 0;
+
+  // Called when the Window has been destroyed (i.e. from its destructor). This
+  // is called after OnWindowDestroying and after the children have been
+  // deleted.
+  // The delegate can use this as an opportunity to delete itself if necessary.
+  virtual void OnWindowDestroyed() = 0;
+
+ protected:
+  virtual ~WindowDelegate() {}
+};
+
+}  // namespace aura
+
+#endif  // UI_AURA_WINDOW_DELEGATE_H_